/* Plugin list icon (16x16) */
.plugins tr[data-plugin="cpb-custom-product-builder/cpb-custom-product-builder.php"] .plugin-title strong:before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    background: url('icon-16x16.png') no-repeat center;
    background-size: 16px 16px;
    margin-right: 4px;
    vertical-align: middle;
}

/* Plugin list icon for Retina displays (32x32) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .plugins tr[data-plugin="cpb-custom-product-builder/cpb-custom-product-builder.php"] .plugin-title strong:before {
        background-image: url('icon-32x32.png');
    }
}

/* Settings page icon */
.settings_page_cpb-settings .wp-menu-image:before {
    background: url('icon-16x16.png') no-repeat center;
    background-size: 16px 16px;
    content: '';
    width: 16px;
    height: 16px;
    display: inline-block;
}

/* High DPI settings icon */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .settings_page_cpb-settings .wp-menu-image:before {
        background-image: url('icon-32x32.png');
    }
}